Keanu Reeves was injured during a friendly game of hockey with his friends during spare time. His lip was split, requiring six stitches. In his next scheduled scene, a love scene with Debra Messing, he was quoted as saying to her: "please don't hurt me."
Screenwriter Robert Mark Kamen owns and operates a Sonoma vineyard. In need of a dramatic third act, Kamen asked himself what would be the most disastrous blow to his own winery. His answer: Fire. He was advised by a number of associates that vineyards don't burn. Less than a year after the movie release, Kamen's vineyard indeed did burn, destroying his studio home and 1/3 of the vines.
When Paul and Victoria are looking at the view of Las Nubes, the sun is over the house (and therefore in front of them) in the shots of the house, but in the shots of them standing together, the light and shadows show that the sun is behind them.